Abstract: An electronic device comprising a metal case having a metal pad attached thereto is disclosed. According to the present invention, the electronic device comprises: a metal case having a metal terminal part formed therein; a metal pad joined to the metal terminal part by laser welding; and a conductive first coating layer coated on one surface of the metal pad, wherein the light reflectivity of the first coating layer is lower than the light reflectivity of the metal pad.

Abstract: The present invention relates to an electronic device having a metal case, the electronic device comprising: a metal case having at least one electronic circuit or antenna formed therein; a metal pad arranged at the metal case and electrically connected to the at least one electronic circuit or antenna; a metal sheet attached to one surface of the metal pad; and an electronic circuit board electrically connected to the at least one electronic circuit or antenna of the metal case through a metal instrument for connection which detachably contacts the metal sheet.

Abstract: An electronic device includes a bracket having a through hole, a first circuit board and a second circuit board which are disposed below the bracket. The second circuit board is electrically connected with the first circuit board, and a first module and a second module are disposed above the bracket. The first module and the second module are electrically connected with the first circuit board via a wiring structure passing through the through hole.

Abstract: An electronic device comprising a metal case having a metal pad attached thereto is disclosed. According to the present invention, the electronic device comprises: a metal case having a metal terminal part formed therein; a metal pad joined to the metal terminal part by laser welding; and a conductive first coating layer coated on one surface of the metal pad, wherein the light reflectivity of the first coating layer is lower than the light reflectivity of the metal pad.

Abstract: The present invention relates to an electronic device having a metal case, the electronic device comprising: a metal case having at least one electronic circuit or antenna formed therein; a metal pad arranged at the metal case and electrically connected to the at least one electronic circuit or antenna; a metal sheet attached to one surface of the metal pad; and an electronic circuit board electrically connected to the at least one electronic circuit or antenna of the metal case through a metal instrument for connection which detachably contacts the metal sheet.

Abstract: An electronic device includes a bracket having a through hole, a first circuit board and a second circuit board which are disposed below the bracket. The second circuit board is electrically connected with the first circuit board, and a first module and a second module are disposed above the bracket. The first module and the second module are electrically connected with the first circuit board via a wiring structure passing through the through hole.

Abstract: Disclosed herein is a case structure of an electronic product to which a film-type electronic circuit is adhered. The case structure may include a case of an electronic product and a first film adhered to the case. The case structure may further include a second film adhered to the first film such that one surface of the second film contacts the first film, and an electronic circuit layer adhered to the first film. The electronic circuit layer may be arranged between the first film and the second film, wherein the first film is thermally adhered to the case. The first film may have a melting at a melting point that is lower than a heat-resistant temperature of the case.

Abstract: According to an example embodiment, the multilayer stretchable cable includes a multilayer stretchable film and a plurality of conductive lines in the stretchable film. The conductive lines are in at least two different layers of the multilayer stretchable film in a thickness direction of the stretchable film, at least one conductive line is a signal line and at least one other conductive line in a layer adjacent to the signal line is a ground line. The signal line and the ground line are in zigzag patterns and are parallel to a width direction of the multilayer stretchable film.

Abstract: Disclosed herein is a case structure of an electronic product to which a film-type electronic circuit is adhered. The case structure may include a case of an electronic product and a first film adhered to the case. The case structure may further include a second film adhered to the first film such that one surface of the second film contacts the first film, and an electronic circuit layer adhered to the first film. The electronic circuit layer may be arranged between the first film and the second film, wherein the first film is thermally adhered to the case. The first film may have a melting at a melting point that is lower than a heat-resistant temperature of the case.

Abstract: According to an example embodiment, the multilayer stretchable cable includes a multilayer stretchable film and a plurality of conductive lines in the stretchable film. The conductive lines are in at least two different layers of the multilayer stretchable film in a thickness direction of the stretchable film, at least one conductive line is a signal line and at least one other conductive line in a layer adjacent to the signal line is a ground line. The signal line and the ground line are in zigzag patterns and are parallel to a width direction of the multilayer stretchable film.

Abstract: Disclosed herein is an apparatus for manufacturing an elastic cable including conductor tracks arranged in a zigzag shape between elastic films. The apparatus may include a conductor track supplying unit to supply at least one conductor track, an aligning unit to align the at least one conductor track supplied from the conductor track supplying unit, a film supplying unit to supply elastic films such that the at least one conductor track is surrounded by the elastic films, and a thermal lamination roller unit to thermally laminate the at least one conductor track arranged between the elastic films, wherein the aligning unit is reciprocally movable to arrange the at least one conductor track in a zigzag shape between the elastic films when the at least one conductor track is supplied to the thermal lamination roller unit.

Abstract: A printed circuit board (PCB) assembly is disclosed, which includes a first PCB on which a plurality of first electrode terminals are arranged at intervals from one another; a second PCB on which a plurality of second electrode terminals respectively connected with the first electrode terminals are arranged at intervals from one another; and separation preventing member which prevents the first and the second electrode terminals from deviating from their correct positions when the first and the second electrode terminals are ultrasonically-welded to each other. Accordingly, lateral movement of the first and the second PCBs relative to each other is restricted owing to the separation preventing member, the plurality of first electrode terminals and second electrode terminals can be bonded to each other without deviating from their correct positions.